/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification of Java bytecode.
 *
 * Copyright (c) 2002-2018 GuardSquare NV
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program; if not, write to the Free
 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package proguard.classfile;

import proguard.classfile.visitor.MemberVisitor;

/**
 * Representation of a field or method from a library class.
 *
 * @author Eric Lafortune
 */
public abstract class LibraryMember implements Member {
    public int u2accessFlags;
    public String name;
    public String descriptor;

    /**
     * An extra field in which visitors can store information.
     */
    public Object visitorInfo;

    /**
     * Creates an uninitialized LibraryMember.
     */
    protected LibraryMember() {}

    /**
     * Creates an initialized LibraryMember.
     */
    protected LibraryMember(int u2accessFlags, String name, String descriptor) {
        this.u2accessFlags = u2accessFlags;
        this.name = name;
        this.descriptor = descriptor;
    }

    /**
     * Accepts the given member info visitor.
     */
    public abstract void accept(LibraryClass libraryClass, MemberVisitor memberVisitor);

    // Implementations for Member.

    public int getAccessFlags() {
        return u2accessFlags;
    }

    public String getName(Clazz clazz) {
        return name;
    }

    public String getDescriptor(Clazz clazz) {
        return descriptor;
    }

    public void accept(Clazz clazz, MemberVisitor memberVisitor) {
        accept((LibraryClass)clazz, memberVisitor);
    }

    // Implementations for VisitorAccepter.

    public Object getVisitorInfo() {
        return visitorInfo;
    }

    public void setVisitorInfo(Object visitorInfo) {
        this.visitorInfo = visitorInfo;
    }
}
